The air nozzle moves freely and the box cycles. The barrel and hop-up are not an issue because i can put a bb in the hop-up, it will stay and I can push it through by tapping it with a pen. It is the...

After putting a new spring into my gun I've noticed that when I switch my gun to semi-auto, unless I pull the trigger slow and hard, it will shoot full auto. The selector plate and switch seem to be...

It's not that the motor is in too far because it works until all I hear is the motor spinning freely, not catching the bevel gear. Upon inspection afterwards the pinion is so stripped that it is not...